Broken Pipe in Server of Manager in multiprocessing when finalizing, sometimes

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技术栈
python

调研方向

从上传的复现文件 race2.py 开始,在 finalization 期间针对 multiprocessing Manager server 运行它,以观察间歇性的 BrokenPipeError。跟踪 Manager server 的 finalization 路径,并确定关闭或使用 pipe 的条件;完成标准是复现程序在 finalization 期间不再报告 broken pipe。

由索引模型根据 Issue 内容生成。

描述

3.9 (EOL) stdlib topic-multiprocessing type-bug
BPO 44614
Nosy @markshannon, @mutax
Files
  • race2.py
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = None
    created_at = <Date 2021-07-12.22:07:45.419>
    labels = ['type-bug', 'library', '3.9']
    title = 'Broken Pipe in Server of Manager in multiprocessing when finalizing, sometimes'
    updated_at = <Date 2021-07-13.13:25:37.945>
    user = 'https://github.com/mutax'
    

    bugs.python.org fields:

    activity = <Date 2021-07-13.13:25:37.945>
    actor = 'Mark.Shannon'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Library (Lib)']
    creation = <Date 2021-07-12.22:07:45.419>
    creator = 'mutax'
    dependencies = []
    files = ['50145']
    hgrepos = []
    issue_num = 44614
    keywords = ['patch']
    message_count = 1.0
    messages = ['397358']
    nosy_count = 2.0
    nosy_names = ['Mark.Shannon', 'mutax']
    pr_nums = []
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue44614'
    versions = ['Python 3.9']
    

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